Home / 106,176.74-159,090.06-61,678.58

Finding the Fourth Proportional to 106,176.74, 159,090.06 and 61,678.58

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Solution

The fourth proportional to 106,176.74, 159,090.06 and 61,678.58 is: 92,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,176.74 : 159,090.06 = 61,678.58 : x
  2. Step 2: Convert to fraction form
    106,176.74/159,090.06 = 61,678.58/x
  3. Step 3: Cross multiply
    106,176.74x = 159,090.06 × 61,678.58
  4. Step 4: Simplify right side
    106,176.74x = 9,812,448,992.91
  5. Step 5: Solve for x
    x = 9,812,448,992.91/106,176.74
  6. Step 6: Final answer
    x = 92,416.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.